CN105670739A - 一种铸铁加工切削液 - Google Patents
一种铸铁加工切削液 Download PDFInfo
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Abstract
本发明公开了一种铸铁加工切削液,由以下质量份数组分组成:乙二醇单硬脂酸脂15-20份、三乙醇胺5-8份、姜汁3-5份、乙二醇8-12份、十八烷基二羟乙基甜菜碱6-10份、聚山梨酯3-5份、烷基酚聚氧乙烯醚6-10份、抗磨剂3-5份、防锈剂5-8份、消泡剂1-2份、着色剂0.2-0.5份,本发明选料精良,采用科学的加工方法,高温高压复合而成,融合效果好,不分层,抗菌能力强,防锈效果好,在使用过程中沉淀物少,保证产品干净合格,在产品配方中排除了亚硝酸盐和磷、硫化合物,加入姜汁,绿色环保,减少了化学物品对环境和人体的破坏和损害,无毒,能够显著提高加工表面的光洁度,并能对零件提供良好的防锈保护,适用于黑色金属、铝和铝合金的切削加工。
Description
技术领域
本发明属于切却液技术领域,具体涉及一种铸铁加工切削液。
背景技术
现在企业里铸铁重负荷加工时,会产生热量和碎片,为了保证加工质量,在加工时,需要用乳化液来解决冷却和润滑问题,现在使用的一般是全合成或者半合成或者乳化油切削液,制备时一般是将原料混合搅拌就行,存放时间一长就会分层,影响产品质量,而且夏天易臭,冬天难稀释,防锈效果差,一些低档的企业还在用亚硝酸钠做防锈剂,亚硝酸钠加水,冷却性极佳,防锈也可以了,但会造成加工过后工件表面有白斑,而且亚硝酸钠致癌,对操作者的身体造成损害。
发明内容
为解决上述问题,本发明公开了一种铸铁加工切削液,具有冷却、润滑、清洗、防锈的功效,不会对环境造成污染,具有防臭、抗菌作用,无沉淀物,使用时间长,不分层,有效的保护了加工刀具的加工性能,提高加工效率和工件表面光洁度。
为达到上述目的,本发明的技术方案如下:
一种铸铁加工切削液,其特征在于:由以下质量份数组分组成:乙二醇单硬脂酸脂15-20份、三乙醇胺5-8份、姜汁3-5份、乙二醇8-12份、十八烷基二羟乙基甜菜碱6-10份、聚山梨酯3-5份、烷基酚聚氧乙烯醚6-10份、抗磨剂3-5份、防锈剂5-8份、消泡剂1-2份、着色剂0.2-0.5份。
作为本发明的一种改进,所述抗磨剂是硫化十八酸和硫化廿二酸中的一种。
作为本发明的一种改进,所述防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌在反应温度70-75℃,反应压力630-750kPa下混合搅拌而成。
作为本发明的一种改进,所述消泡剂是乳化硅油。
作为本发明的一种改进,所述的着色剂是甲基红、甲基蓝中的一种。
一种铸铁加工切削液的制备方法,其特征在于:包括以下步骤:
(1)按质量份数准备以下组分:乙二醇单硬脂酸脂15-20份、三乙醇胺5-8份、姜汁3-5份、乙二醇8-12份、十八烷基二羟乙基甜菜碱6-10份、聚山梨酯3-5份、烷基酚聚氧乙烯醚6-10份、抗磨剂3-5份、防锈剂5-8份、有机硅消泡剂1-2份、着色剂0.2-0.5份;
(2)将三乙醇胺、姜汁混合,在气压340-420KPa、温度45-55℃搅拌40-50min,搅拌速度40-50转/分;
(3)将十八烷基二羟乙基甜菜碱、聚山梨酯在温度70-80℃搅拌20-30min,搅拌速度30-40转/分,在50±5℃温度下保温2-3h;
(4)将步骤(2)(3)后的混合物和乙二醇单硬脂酸脂、乙二醇、烷基酚聚氧乙烯醚、抗磨剂、防锈剂、着色剂倒入压力釜中,加热至60-80℃,在气压880-960KPa、60-70转/分搅拌30-40分钟;
(5)加入消泡剂,搅拌10-15min,搅拌速度70-80转/分,倒出后过滤、密封装桶。
作为本发明的一种改进,步骤(5)所述的过滤是用网眼为40-50μm的不锈钢过滤网筛过滤。
本发明的有益效果是:
本发明所述的一种铸铁加工切削液,选料精良,以十八烷基二羟乙基甜菜碱、聚山梨酯合成为新的阴-非离子型表面活性剂,配合三乙醇胺、姜汁混合在高温高压下合成的新的醇胺脂混合物,采用科学的加工方法,高温高压复合而成,融合效果好,不分层,抗菌能力强,防锈效果好,解决了以往切削液对机床会腐蚀、变质发臭的问题,可以防止铸铁件、机床内表面的腐蚀、气蚀及结垢,并形成保护层,切削液冷却润滑效果好,在使用过程中沉淀物少,保证产品干净合格,以十八烷基二羟乙基甜菜碱、聚山梨酯合成为新的阴-非离子型表面活性剂,在切削液中易在刀具与铸铁件之间形成物理吸附膜,从而起到润滑作用,配合抗磨剂有良好的协同抗磨作用,也可使润滑性能显著提高,在产品配方中排除了亚硝酸盐和磷、硫化合物,加入姜汁,绿色环保,减少了化学物品对环境和人体的破坏和损害,对皮肤无不良影响,抗腐蚀能力强,其应用比起现有技术更加广泛经济实惠,无毒,在保持良好性能的同时能够保护机床、工件、夹具以及减少对操作者的伤害,能够显著提高加工表面的光洁度,并能对零件提供良好的防锈保护,适用于黑色金属、铝和铝合金的切削加工。
本发明加入烷基酚聚氧乙烯醚是铸件加工时很好的去油原料,能够消除机床可能的漏油对切削液的污染,延长使用时间,烷基酚聚氧乙烯醚还能够起到胶黏的作用,能够对各组分的融合起促进作用。
本发明所述的乙二醇作为溶剂确保加工铸铁件时对产品起到清洗润滑的作用,与三乙醇胺、姜汁在一定的温度压力下混合使用,增强了抗氧化能力,得到的切削液与空气中的水分共同冷凝在铸铁件的表面流动性好,不残留,可减少机床内表面被腐蚀的时间,延长使用时间。
本发明加入姜汁,茶水具有很强的碱性,具有机羧酸的一般化学通性及不饱和双键的化学特性,在气压340-420KPa、温度45-55℃下搅拌与其他原料形成的混合物融合均匀,同步蒸发,保持一定的浓度,而且润滑液保持原有碱性,与烷基酚聚氧乙烯醚复合使用,杀菌效果好,能够分解机床漏出的机油,消灭有害微生物,延缓切削液变质时间,整体不发臭,而且无需加入氢氧化物等碱类化合物,绿色环保,还能够增加润滑效果,而且姜汁可以减少化学组分对环境和人体的毒害,抑制刺鼻气味,提升工作环境。
本发明所述的防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌高温高压混合,不仅对铸铁件防锈效果好,而且对钢、镍、焊接件的防锈缓蚀效果也非常好,适用性广,缓蚀效果好,用三乙醇胺代替硝酸钠、亚硝酸钠,环保、防锈,可以消除水中的水垢,还可以协助调节润滑液的PH值,防止切削液在储存时发霉变质,保证切削液的储存时间达到18个月以上。
本发明所述的消泡剂为乳化硅油,消泡效果好,加快热传递,减少空气对醇类的氧化,大幅降低加工时气泡对物件的孔蚀。
本发明所述的着色剂为甲基红或甲基蓝,使切削液呈现为区别色,在使用过程中发现颜色改变严重,则表明润滑液变质失去作用,需要更换。
本发明所述的切削液日常使用浓度为1:16-20,一份切削液加16-20份水,根据使用条件不同,使用浓度可以变化,对应的润滑液pH值在8.3-9.1,此时细菌难以生存,使用时间长,保证加工工件质量。
具体实施方式
实施例1
本实施例所述的一种铸铁加工切削液,由以下质量份数组分组成:乙二醇单硬脂酸脂18份、三乙醇胺6份、姜汁4份、乙二醇10份、十八烷基二羟乙基甜菜碱8份、聚山梨酯4份、烷基酚聚氧乙烯醚8份、硫化十八酸4份、防锈剂7份、乳化硅油1份、甲基红0.4份。
本实施例所述防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌在反应温度72℃,反应压力690kPa下混合搅拌而成。
其制备方法,包括以下步骤:
(1)按质量份数准备以下组分:乙二醇单硬脂酸脂18份、三乙醇胺6份、姜汁4份、乙二醇10份、十八烷基二羟乙基甜菜碱8份、聚山梨酯4份、烷基酚聚氧乙烯醚8份、硫化十八酸4份、防锈剂7份、乳化硅油1份、甲基红0.4份;
(2)将三乙醇胺、姜汁混合,在气压380KPa、温度50℃搅拌45min,搅拌速度45转/分;
(3)将十八烷基二羟乙基甜菜碱、聚山梨酯在温度75℃搅拌25min,搅拌速度35转/分,在50℃温度下保温2h;
(4)将步骤(2)(3)后的混合物和乙二醇单硬脂酸脂、乙二醇、烷基酚聚氧乙烯醚、硫化十八酸、防锈剂、甲基红倒入压力釜中,加热至70℃,在气压920KPa、65转/分搅拌35分钟;
(5)加入乳化硅油,搅拌12min,搅拌速度75转/分,倒出后用网眼为45μm的不锈钢过滤网筛过滤、密封装桶。
用本实施例所述的原料及方法制备出来的铸铁加工切削液,颜色淡褐红,采用1:18比例稀释,PH值8.6,在机床上使用加工铸铁件,室温20℃,10天后检验切削液质量,切削液不分层,无变质现象,无沉淀物产生,铸铁件无锈斑,冷却、润滑、清洗、防锈四个效果正常,使用50天后,切削液不发臭,沉淀物比原来少60%,生锈速度比原来慢60%,对机床钢板腐蚀速度比原来慢70%。
实施例2
本实施例所述的一种铸铁加工切削液,由以下质量份数组分组成:乙二醇单硬脂酸脂15份、三乙醇胺8份、姜汁3份、乙二醇12份、十八烷基二羟乙基甜菜碱6份、聚山梨酯5份、烷基酚聚氧乙烯醚6份、硫化廿二酸5份、防锈剂5份、乳化硅油2份、甲基蓝0.2份。
作为本发明的一种改进,所述防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌在反应温度75℃,反应压力630kPa下混合搅拌而成。
其制备方法,包括以下步骤:
(1)按质量份数准备以下组分:乙二醇单硬脂酸脂15份、三乙醇胺8份、姜汁3份、乙二醇12份、十八烷基二羟乙基甜菜碱6份、聚山梨酯5份、烷基酚聚氧乙烯醚6份、硫化廿二酸5份、防锈剂5份、乳化硅油2份、甲基蓝0.2份;
(2)将三乙醇胺、姜汁混合,在气压420KPa、温度45℃搅拌50min,搅拌速度40转/分;
(3)将十八烷基二羟乙基甜菜碱、聚山梨酯在温度80℃搅拌20min,搅拌速度40转/分,在45℃温度下保温3h;
(4)将步骤(2)(3)后的混合物和乙二醇单硬脂酸脂、乙二醇、烷基酚聚氧乙烯醚、硫化廿二酸、防锈剂、甲基蓝倒入压力釜中,加热至60℃,在气压960KPa、60转/分搅拌40分钟;
(5)加入乳化硅油,搅拌10min,搅拌速度80转/分,倒出后用网眼为40μm的不锈钢过滤网筛过滤、密封装桶。
用本实施例所述的原料及方法制备出来的铸铁加工切削液,颜色淡蓝,采用1:16比例稀释,PH值9.1,在机床上使用加工铸铁件,室温0℃,10天后检验切削液质量,切削液不分层,无变质现象,无沉淀物产生,铸铁件无锈斑,冷却、润滑、清洗、防锈四个效果正常,使用60天后,切削液不发臭,沉淀物比原来少60%,生锈速度比原来慢70%,对机床钢板腐蚀速度比原来慢70%。
实施例3
本实施例所述的一种铸铁加工切削液,由以下质量份数组分组成:乙二醇单硬脂酸脂20份、三乙醇胺5份、姜汁5份、乙二醇8份、十八烷基二羟乙基甜菜碱10份、聚山梨酯3份、烷基酚聚氧乙烯醚10份、硫化十八酸3份、防锈剂8份、乳化硅油1份、甲基蓝0.5份。
作为本发明的一种改进,所述防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌在反应温度70℃,反应压力750kPa下混合搅拌而成。
其制备方法,包括以下步骤:
(1)按质量份数准备以下组分:乙二醇单硬脂酸脂20份、三乙醇胺5份、姜汁5份、乙二醇8份、十八烷基二羟乙基甜菜碱10份、聚山梨酯3份、烷基酚聚氧乙烯醚10份、硫化十八酸3份、防锈剂8份、乳化硅油1份、甲基蓝0.5份;
(2)将三乙醇胺、姜汁混合,在气压340KPa、温度55℃搅拌40min,搅拌速度50转/分;
(3)将十八烷基二羟乙基甜菜碱、聚山梨酯在温度70℃搅拌30min,搅拌速度30转/分,在55℃温度下保温2h;
(4)将步骤(2)(3)后的混合物和乙二醇单硬脂酸脂、乙二醇、烷基酚聚氧乙烯醚、硫化十八酸、防锈剂、甲基蓝倒入压力釜中,加热至80℃,在气压880KPa、70转/分搅拌30分钟;
(5)加入乳化硅油,搅拌15min,搅拌速度70转/分,倒出后用网眼为50μm的不锈钢过滤网筛过滤、密封装桶。
用本实施例所述的原料及方法制备出来的铸铁加工切削液,颜色淡褐红,采用1:20比例稀释,PH值8.3,在机床上使用加工铸铁件,室温30℃,10天后检验切削液质量,切削液不分层,无变质现象,无沉淀物产生,铸铁件无锈斑,冷却、润滑、清洗、防锈四个效果正常,使用50天后,切削液不发臭,沉淀物比原来少60%,生锈速度比原来慢40%,对机床钢板腐蚀速度比原来慢60%。
Claims (7)
1.一种铸铁加工切削液,其特征在于:由以下质量份数组分组成:乙二醇单硬脂酸脂15-20份、三乙醇胺5-8份、姜汁3-5份、乙二醇8-12份、十八烷基二羟乙基甜菜碱6-10份、聚山梨酯3-5份、烷基酚聚氧乙烯醚6-10份、抗磨剂3-5份、防锈剂5-8份、消泡剂1-2份、着色剂0.2-0.5份。
2.根据权利要求1所述的一种铸铁加工切削液,其特征在于:所述抗磨剂是硫化十八酸和硫化廿二酸中的一种。
3.根据权利要求1所述的一种铸铁加工切削液,其特征在于:所述防锈剂是重量比60%的苯并三氮唑和40%环烷酸锌在反应温度70-75℃,反应压力630-750kPa下混合搅拌而成。
4.根据权利要求1所述的一种铸铁加工切削液,其特征在于:所述消泡剂是乳化硅油。
5.根据权利要求1所述的一种铸铁加工切削液,其特征在于:所述的着色剂是甲基红、甲基蓝中的一种。
6.一种铸铁加工切削液的制备方法,其特征在于:包括以下步骤:
(1)按质量份数准备以下组分:乙二醇单硬脂酸脂15-20份、三乙醇胺5-8份、姜汁3-5份、乙二醇8-12份、十八烷基二羟乙基甜菜碱6-10份、聚山梨酯3-5份、烷基酚聚氧乙烯醚6-10份、抗磨剂3-5份、防锈剂5-8份、有机硅消泡剂1-2份、着色剂0.2-0.5份;
(2)将三乙醇胺、姜汁混合,在气压340-420KPa、温度45-55℃搅拌40-50min,搅拌速度40-50转/分;
(3)将十八烷基二羟乙基甜菜碱、聚山梨酯在温度70-80℃搅拌20-30min,搅拌速度30-40转/分,在50±5℃温度下保温2-3h;
(4)将步骤(2)(3)后的混合物和乙二醇单硬脂酸脂、乙二醇、烷基酚聚氧乙烯醚、抗磨剂、防锈剂、着色剂倒入压力釜中,加热至60-80℃,在气压880-960KPa、60-70转/分搅拌30-40分钟;
加入消泡剂,搅拌10-15min,搅拌速度70-80转/分,倒出后过滤、密封装桶。
7.根据权利要求6所述的一种铸铁加工切削液的制备方法,其特征在于:步骤(5)所述的过滤是用网眼为40-50μm的不锈钢过滤网筛过滤。
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